/*
  Copyright (c) 2006 - 2007 Volker Krause <vkrause@kde.org>
  Copyright (c) 2007 KovoKs <kovoks@kovoks.nl>
  Copyright (c) 2009 Constantin Berzan <exit3219@gmail.com>

  Based on KMail code by:
  Copyright (c) 2001-2002 Michael Haeckel <haeckel@kde.org>

  This library is free software; you can redistribute it and/or modify it
  under the terms of the GNU Library General Public License as published by
  the Free Software Foundation; either version 2 of the License, or (at your
  option) any later version.

  This library is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
  License for more details.

  You should have received a copy of the GNU Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to the
  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  02110-1301, USA.
*/

#include "transportconfigdialog.h"
#include "transport.h"
#include "transportconfigwidget.h"
#include "transportmanager.h"
#include "transporttype.h"
#include "sendmailconfigwidget.h"
#include "smtpconfigwidget.h"

#include <QLabel>
#include <QString>

#include <KDebug>
#include <KLocalizedString>

using namespace MailTransport;

class MailTransport::TransportConfigDialog::Private
{
  public:
    Private( TransportConfigDialog *qq )
      : transport( 0 ), configWidget( 0 ), q( qq )
    {
    }

    Transport *transport;
    QWidget *configWidget;
    TransportConfigDialog *q;

    // slots
    void okClicked();
    void slotTextChanged( const QString &text );
};

void TransportConfigDialog::Private::okClicked()
{
  if ( TransportConfigWidget *w = dynamic_cast<TransportConfigWidget*>( configWidget ) ) {
    // It is not an Akonadi transport.
    w->apply();
    transport->writeConfig();
  }
}

void TransportConfigDialog::Private::slotTextChanged( const QString &text )
{
  q->enableButtonOk( !text.isEmpty() );
}

TransportConfigDialog::TransportConfigDialog( Transport *transport, QWidget *parent )
  : KDialog( parent ), d( new Private( this ) )
{
  Q_ASSERT( transport );
  d->transport = transport;
  setButtons( Ok|Cancel );
  bool pathIsEmpty = false;
  switch ( transport->type() ) {
  case Transport::EnumType::SMTP:
  {
    d->configWidget = new SMTPConfigWidget( transport, this );
    break;
  }
  case Transport::EnumType::Sendmail:
  {
    SendmailConfigWidget *sendMailWidget = new SendmailConfigWidget( transport, this );
    d->configWidget = sendMailWidget;
    connect( sendMailWidget, SIGNAL(enableButtonOk(bool)),
             this, SLOT(enableButtonOk(bool)) );
    pathIsEmpty = sendMailWidget->pathIsEmpty();
    break;
  }
  case Transport::EnumType::Akonadi:
  {
    kWarning() << "Tried to configure an Akonadi transport.";
    d->configWidget = new QLabel( i18n( "This transport cannot be configured." ), this );
    break;
  }
  default:
  {
    Q_ASSERT( false );
    d->configWidget = 0;
    break;
  }
  }
  setMainWidget( d->configWidget );

  connect( this, SIGNAL(okClicked()), this, SLOT(okClicked()) );
  enableButtonOk( !pathIsEmpty );
}

TransportConfigDialog::~TransportConfigDialog()
{
  delete d;
}

#include "moc_transportconfigdialog.cpp"
